The invention discloses a monitoring terminal, system and method for a water breeding environment and belongs to the technical field of environment monitoring. The terminal comprises a plurality of sensors, a radio frequency interface, a main controller and displayers, wherein the sensors are connected with the radio frequency interface, the radio frequency interface is connected with the main controller and the sensors, the radio frequency interface and the displayers are respectively connected with the main controller, and the displayers are respectively connected with the main controller. The system comprises one or more monitoring terminals of the water breeding environment and a monitor server, wherein a network information interaction platform is constructed on the monitor server and is used for information interaction between a fisherman and a breeding expert. According to the monitoring terminal, system and method of the water breeding environment, the users can be informed of the state of the water breeding environment in real time through the monitoring terminal and system of the water breeding environment, the information interaction is carried out, and intelligent control is achieved, so that the use ratio of environmental resources is improved, and quick change of a fishery industry structure is achieved.